"Sixteen-year-old Sage is a lonely child. Her adoptive parents watch her obsessively, as if studying her for warning signs of...something. And maybe they're right to--even she can't make sense of the strange things she sees and hears. She possesses knowledge that other teenagers don't, that her parents and teachers--no adult--could possibly have. So when Sage finally makes a friend who understands her alarming gift, he becomes her confidant, a precarious...

Fabienne is dead. Her childhood best friend, Agnès, receives the news in America, far from the French countryside where the two girls were raised--the place that Fabienne helped Agnès escape ten years ago. Now, Agnès is free to tell her story. As children in a war-ravaged, backwater town, they'd built a private world, invisible to everyone but themselves--until Fabienne hatched the plan that would change everything, launching Agnès on an epic...